Finding the Fourth Proportional to 55,730,274.70, 83,595,412.05 and 30,221,106.70
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Solution
The fourth proportional to 55,730,274.70, 83,595,412.05 and 30,221,106.70 is: 45,331,660.05
Step by Step Solution
- Step 1: Write the proportion equation
55,730,274.70 : 83,595,412.05 = 30,221,106.70 : x - Step 2: Convert to fraction form
55,730,274.70/83,595,412.05 = 30,221,106.70/x - Step 3: Cross multiply
55,730,274.70x = 83,595,412.05 × 30,221,106.70 - Step 4: Simplify right side
55,730,274.70x = 2,526,345,867,193,515.50 - Step 5: Solve for x
x = 2,526,345,867,193,515.50/55,730,274.70 - Step 6: Final answer
x = 45,331,660.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.